Home / 188,971,957.76-260,781,305.36-102,051,829.76

Finding the Fourth Proportional to 188,971,957.76, 260,781,305.36 and 102,051,829.76

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Solution

The fourth proportional to 188,971,957.76, 260,781,305.36 and 102,051,829.76 is: 140,831,527.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,971,957.76 : 260,781,305.36 = 102,051,829.76 : x
  2. Step 2: Convert to fraction form
    188,971,957.76/260,781,305.36 = 102,051,829.76/x
  3. Step 3: Cross multiply
    188,971,957.76x = 260,781,305.36 × 102,051,829.76
  4. Step 4: Simplify right side
    188,971,957.76x = 26,613,209,379,189,300
  5. Step 5: Solve for x
    x = 26,613,209,379,189,300/188,971,957.76
  6. Step 6: Final answer
    x = 140,831,527.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.